<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
  <div id="app">
    <h1>差值表达式</h1>
    <h3>{{ msg }}</h3>
    <h3 v-on:click="clickH1">{{ count }}</h3>
    <h1>v-text</h1>
    <div v-text="msg"></div>
    <h1>v-model</h1>
    <input v-on:input="valueChange" type="text" v-model="msg">
    <input type="text" v-model="count">
    <h1>v-html</h1>
    <h1 v-html="HTML"></h1>
  </div>
  <script src="./js/dep.js"></script>
  <script src="./js/watcher.js"></script>
  <script src="./js/compiler.js"></script>
  <script src="./js/observe.js"></script>
  <script src="./js/vue.js"></script>
  <script>
    let vm = new Vue({
      el: '#app',
      data: {
        msg: 'hello',
        count: 100,
        HTML: '<p>这是v-html<span>村上春树</span></p>'
      },
      method: {
        clickH1 () {
        // 该 name 属性是否是响应式的
          console.log('这是点击事件')
        },
        valueChange () {
          console.log('这是input值改变事件')
        }
      }
    })
  </script>
</body>
</html>